Function invalidArgTypeHelper

test/common/index.js:836–854

(input)

// A helper function to simplify checking for ERR_INVALID_ARG_TYPE output.
function invalidArgTypeHelper(input) {
  if (input == null) {
    return ` Received ${input}`;
  }
  if (typeof input === 'function') {
    return ` Received function ${input.name}`;
  }
  if (typeof input === 'object') {
    if (input.constructor?.name) {
      return ` Received an instance of ${input.constructor.name}`;
    }
    return ` Received ${inspect(input, { depth: -1 })}`;
  }

  let inspected = inspect(input, { colors: false });
  if (inspected.length > 28) { inspected = `${inspected.slice(inspected, 0, 25)}...`; }

  return ` Received type ${typeof input} (${inspected})`;
}

function requireNoPackageJSONAbove(dir = __dirname) {
  let possiblePackage = path.join(dir, '..', 'package.json');